Detective Chief Inspector Till Sanderson, who is leading the investigation into the man's murder, believes the attackers knew the murder victim.

they added: "We have arrested three people in connection with the murder.

"Enquiries are continuing to locate two other people who we want to speak to.

"Our thoughts are with the man's family and friends at this tragic time and I would urge anyone who witnessed the incident, the events leading up to it or who has any information to assist our enquiry to report online or call 101"